{{ if .Site.Params.google_fonts }}
{{ $fonts := slice }}
{{ range .Site.Params.google_fonts }}
{{ $family := replace (index (.) 0) " " "+" }}
{{ $weights := replace (index (.) 1) " " "" }}
{{ $string := print $family ":" $weights }}
{{ $fonts = $fonts | append $string }}
{{ end }}
{{ $url_part := (delimit $fonts "|") | safeHTMLAttr }}
{{ else}}
{{ end }}